Raffaele Zagari, Director at Star Bulk Carriers, bought SBLK on Sep 15, 2026

Data as of Oct 16

▲ BUY$283K10,000 shares at $28.27Raffaele Zagari DirectorSBLK Star Bulk Carriers Corp.

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Traded: Sep 15, 2026
Disclosed: Sep 17, 2026
Filed: 2 days after the trade

Form 4s are due within two business days.

Official filing (SEC Form 4) ↗

The price around the disclosure

SBLKSimilar stocks (XLI — its sector index fund), rebased to SBLK's price on the disclosure day

SBLK since disclosure

−12.5%

Similar stocks (XLI) since disclosure

−0.7%

XLI — its sector index fund

Change in closing price from Sep 17, 2026 (the first trading day on or after disclosure) to Oct 16, 2026. Dividends excluded. Not a return anyone earned.

Our take

⚪ CFO buys $25K+ of own stock — fired on this disclosure day
Not enough evidence · In past tests: 3.6 percentage points better than similar stocks over 3 months · 2,178 tries
⚪ CFO buys $25K+ of own liquid stock — fired on this disclosure day
Not enough evidence · In past tests: 2.0 percentage points better than similar stocks over 3 months · 1,426 tries

What this rule is doing with SBLK right now

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Other trades in the same filing

▲ BUYRaffaele Zagari DirectorSBLK Star Bulk Carriers Corp.$1.4Mdisclosed Sep 17 · filed 2 days after the trade

See every trade on SBLK →